There are times when participatory modes of pedagogy are appropriate, and that's a lot of the time. But there are also times where a didactic mode of pedagogy is not only appropriate but imperative.

Opening up a classroom debate on "whether the Nazis at the Nuremberg Trials deserved it" is a major failing on behalf of that teacher. If not for the fact that it facilitated the students to reinforce sympathy for Nazis then at the very least for the fact that it created a hostile educational environment for at least two students.

CW: racism, SA ahead!

If this isn't obvious enough then imagine if a teacher decided to have a classroom discussion about whether women lie about being raped or if black people deserved to be enslaved.

The potential positive educational outcomes that might come from this sort of situation are entirely outweighed by the very real risks that it creates in a classroom setting. As an educator, one of the worst things you can do is to create a platform for misinformation because that is the exact opposite of what you're tasked with doing.

Your teachers were fuckups and the administration of your school can go to hell.